Physical quantities

Quantum efficiency

The term quantum efficiency (QE) may apply to incident photon to converted electron (IPCE) ratio, of a photosensitive device or…

3 years ago

Colorimetry

Colorimetry is "the science and technology used to quantify and describe physically the human color perception." It is similar to…

4 years ago

Spectral power distribution

In radiometry, photometry and color science, a spectral power distribution (SPD) measurement describes the power per unit area per unit…

4 years ago